$500 · Custom built truck tool box (f-350 2011-2016 short box)

This is a custom built truck tool box with three sliders (it rests on Teflon strips). It's in great condition and was used for 3/4 of a year. It was custom built for a 2015 f350 6.75 foot box but should be good for any year with the same body style (2011-2016). It has a water resistant coating on it and many internal compartments for parts and tools. Asking $500 OBO. Dimensions: 80.5"L x 48"W x 9.25"H